发黑 fāhēi to turn black Origin Definitions Defs Strokes Stroke Words Sentences Sents fāhēi to turn black 发 發 fā verb to turn To become or change into a certain state or color, such as turning yellow or becoming soft黑 hēi adjective black the color of coal or ink; opposite of 白 báifāhēi to grow dark · to black out 发 發 fā verb to turn To become or change into a certain state or color, such as turning yellow or becoming soft黑 hēi adjectiveverb dark lacking light; dim; night or nightfall